Status:

TERMINATED

Effects of Continuous Positive Airway Pressure (CPAP) in Heart Remodeling by Magnetic Resonance Imaging (MRI)

Lead Sponsor:

University of Sao Paulo

Collaborating Sponsors:

Fundação de Amparo à Pesquisa do Estado de São Paulo

Conselho Nacional de Desenvolvimento Científico e Tecnológico

Conditions:

Obstructive Sleep Apnea

Eligibility:

MALE

30-60 years

Phase:

PHASE4

Brief Summary

Obstructive sleep apnea (OSA) is independently associated with important heart remodeling that further contributes to overt heart failure. Recent evidences using echocardiogram suggested that continuo...

Detailed Description

The patients will be recruited from the Sleep Laboratory, Heart Institute (InCor), University of São Paulo Medical School. Male adults with a sleep study within 1 month showing severe OSA (\>30 events...

Eligibility Criteria

Inclusion

  • Patients free of comorbidities with severe Obstructive Sleep Apnea by polysomnography.
  • Healthy volunteers (no obstructive sleep apnea and no comorbidities) matched for age, sex and body mass index.

Exclusion

  • Subjects older than 60 years
  • Body mass index (BMI) \>40 kg/m2
  • Diabetes mellitus
  • Hypertension
  • Cerebrovascular disease
  • Valvular heart disease
  • Renal failure
  • Current or past smoking history
  • Chronic use of any medication

Key Trial Info

Start Date :

July 1 2007

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

December 1 2010

Estimated Enrollment :

24 Patients enrolled

Trial Details

Trial ID

NCT00727454

Start Date

July 1 2007

End Date

December 1 2010

Last Update

November 18 2014

Active Locations (2)

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Page 1 of 1 (2 locations)

1

Heart Institute (InCor) - University of São Paulo Medical School

São Paulo, São Paulo, Brazil, 05403-904

2

Heart Institute (InCor)

São Paulo, São Paulo, Brazil, 05403-904